This four-piece value set includes: SMART Dynamic Facial Brush Head: A brush head that provides a deep and gentle facial cleanse that is 11x better than cleansing with your hands alone. SMART Turbo Massage Body Brush Head: A body brush for an exfoliating body scrub and massage for soft and smooth skin. SMART Pedi Smoothing Disc: Designed to smooth and soften dull, rough foot skin and dry areas without damaging the health of the foot skin. Pedi Wet/Dry Buffing Brush Head: An exfoliating brush to buff dry, damaged feet and polish off your at-home pedicure.